Mfg Part Number
Ab03113-10.3
Vector Labs Ab03113-10.3 Anti-Glycoprotein GPIIb/IIIa complex [314.3], Human IgG1, Fc Silent™, kappa (200 μg)
Quick Overview
The original antibody was generated by immunizing BALB/c mice with a mixture of quinine-linked GPIIb/IIIa, unlinked GPIIb/IIIa, and soluble quinine.
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| Product Class: | Purified |
|---|---|
| Clone ID: | 314.3 |
| Heavy Chain Modification: | Fc Silent™ |
| Synonyms: | Integrin beta-3; Platelet membrane glycoprotein IIIa; GPIIIa; CD61; integrin αIIbβ3 |
| Amount: | 200 μg |
| Application Codes Clone: | FC; Crystallization; in vitro |
| Shipping Temperature: | Wet Ice |
| Buffer Composition: | PBS with 0.02% Proclin 300. |
| Original Format: | IgG1 |
| Storage Temperature: | Store at 4⁰C for up to 3 months. For longer storage, aliquot and store at -20⁰C. |
| Chimeric Use Statement: | This chimeric human antibody was made using the variable domain sequences of the original Mouse IgG1 format for improved compatibility with existing reagents assays and techniques. |
| Specificity Statement: | The antibody recognizes the N terminus of the GPIIb beta propeller domain only when soluble quinine is present. |
| Application Notes: | The antibody reacted with normal human platelets in the presence of quinine, as shown by flow cytometry. The reactions of the antibody with CHO cells expressing all-human GPIIb/IIIa (H/H), all-rat GPIIb/IIIa (R/R), or human/rat mixed GPIIb/IIIa integrins (H/R, R/H) were studied by flow cytometry. Quinine dependent antibody binding occurred with constructs H/H and H/R, but not with R/R or R/H (Bougie et al., 2009; PMID: 18948570). The crystal structures of the Fab fragment and its complex with quinine were determined. Quinine induced structural modifications of the Fab fragment; the authors propose that quinine remodels the Fab paratope and enables binding to the platelet GPIIb/IIIa. The monovalent KD values for quinine binding to the IgG fragment measured was 24 nM (Zhu et al., 2015; PMID: 26282540). |
| Brand | Vector Labs |
|---|---|
| UNSPSC | 12161500 |